From 55d43e4e27e0ba58a47fad70957dfa989aa173ad Mon Sep 17 00:00:00 2001
From: "Johan B. C. Engelen" <jbc.engelen@swissonline.ch>
Date: Tue, 14 Aug 2007 20:54:48 +0000
Subject: Commit LivePathEffect branch to trunk! (disabled
 extension/internal/bitmap/*.* in build.xml to fix compilation)

(bzr r3472)
---
 src/2geom/transforms.cpp | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 src/2geom/transforms.cpp

(limited to 'src/2geom/transforms.cpp')

diff --git a/src/2geom/transforms.cpp b/src/2geom/transforms.cpp
new file mode 100644
index 000000000..8c0164338
--- /dev/null
+++ b/src/2geom/transforms.cpp
@@ -0,0 +1,48 @@
+#include "transforms.h"
+
+namespace Geom {
+
+Matrix operator*(Translate const &t, Scale const &s) {
+    Matrix ret(s);
+    ret[4] = t[X] * s[X];
+    ret[5] = t[Y] * s[Y];
+    return ret;
+}
+
+Matrix operator*(Translate const &t, Rotate const &r) {
+    Matrix ret(r);
+    ret.setTranslation(t.vec * ret);
+    return ret;
+}
+
+Matrix operator*(Scale const &s, Translate const &t) {
+    return Matrix(s[0], 0,
+                  0   , s[1],
+                  t[0], t[1]);
+}
+
+Matrix operator*(Scale const &s, Matrix const &m) {
+    Matrix ret(m);
+    ret[0] *= s[X];
+    ret[1] *= s[X];
+    ret[2] *= s[Y];
+    ret[3] *= s[Y];
+    return ret;
+}
+
+Matrix operator*(Matrix const &m, Translate const &t) {
+    Matrix ret(m);
+    ret[4] += t[X];
+    ret[5] += t[Y];
+    return ret;
+}
+
+Matrix operator*(Matrix const &m, Scale const &s) {
+    Matrix ret(m);
+    ret[0] *= s[X]; ret[1] *= s[Y];
+    ret[2] *= s[X]; ret[3] *= s[Y];
+    ret[4] *= s[X]; ret[5] *= s[Y];
+    return ret;
+}
+
+}
-- 
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